20131013565

素因数分解:

$3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{647}}^1\times {\mathrm{17729}}^1$

素因数の和:18403

約数の個数: 64

約数和(自身を含む): 38603174400

約数和(自身を除く): 18472160835

約数列:

[1, 3, 5, 9, 13, 15, 27, 39, 45, 65, 117, 135, 195, 351, 585, 647, 1755, 1941, 3235, 5823, 8411, 9705, 17469, 17729, 25233, 29115, 42055, 53187, 75699, 87345, 88645, 126165, 159561, 227097, 230477, 265935, 378495, 478683, 691431, 797805, 1135485, 1152385, 2074293, 2393415, 3457155, 6222879, 10371465, 11470663, 31114395, 34411989, 57353315, 103235967, 149118619, 172059945, 309707901, 447355857, 516179835, 745593095, 1342067571, 1548539505, 2236779285, 4026202713, 6710337855, 20131013565]

約数ペア:

[(1, 20131013565), (3, 6710337855), (5, 4026202713), (9, 2236779285), (13, 1548539505), (15, 1342067571), (27, 745593095), (39, 516179835), (45, 447355857), (65, 309707901), (117, 172059945), (135, 149118619), (195, 103235967), (351, 57353315), (585, 34411989), (647, 31114395), (1755, 11470663), (1941, 10371465), (3235, 6222879), (5823, 3457155), (8411, 2393415), (9705, 2074293), (17469, 1152385), (17729, 1135485), (25233, 797805), (29115, 691431), (42055, 478683), (53187, 378495), (75699, 265935), (87345, 230477), (88645, 227097), (126165, 159561)]